Automatic wheelchair safety brake



FIG. 1 is a perspective view of an automatic wheelchair safety brakeshowing my new design;

FIG. 2 is a right view thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

The broken-line showing of environmental structure in FIG. 1 is forillustrative purposes only and forms no part of the claimed design.

The ornamental design for an automatic wheelchair safety brake, as shown and described. 